Anti-H2AC11 antibodies are used in the immunodetection of the protein H2A clustered histone 11. It is notably widely expressed in many tissue types. Synonyms for this target antigen include H2A/p, H2AC13, H2AC15, H2AC16, H2AC17, H2AFP, H2AG, and H2A.1b. H2AC11 gene orthologs have been reported in the bovine and chimpanzee species.